7322742 has 48 divisors (see below), whose sum is σ = 18364320. Its totient is φ = 2065536.

The previous prime is 7322683. The next prime is 7322743. The reversal of 7322742 is 2472237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7322743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10888 + ... + 11540.

It is an arithmetic number, because the mean of its divisors is an integer number (382590).

Almost surely, 2^7322742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7322742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9182160).

7322742 is an abundant number, since it is smaller than the sum of its proper divisors (11041578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7322742 is a wasteful number, since it uses less digits than its factorization.

7322742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 754 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 7322742 is about 2706.0565404293. The cubic root of 7322742 is about 194.1889787111.

Adding to 7322742 its reverse (2472237), we get a palindrome (9794979).

The spelling of 7322742 in words is "seven million, three hundred twenty-two thousand, seven hundred forty-two".